431222004320 has 48 divisors (see below), whose sum is σ = 1019070188640. Its totient is φ = 172436619264.

The previous prime is 431222004319. The next prime is 431222004427. The reversal of 431222004320 is 23400222134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125024 + ... + 937056.

It is an arithmetic number, because the mean of its divisors is an integer number (21230628930).

Almost surely, 2^431222004320 is an apocalyptic number.

431222004320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

431222004320 is an abundant number, since it is smaller than the sum of its proper divisors (587848184320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431222004320 is a wasteful number, since it uses less digits than its factorization.

431222004320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815367 (or 815359 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 431222004320 its reverse (23400222134), we get a palindrome (454622226454).

The spelling of 431222004320 in words is "four hundred thirty-one billion, two hundred twenty-two million, four thousand, three hundred twenty".